45150320523 has 16 divisors (see below), whose sum is σ = 75055078656. Its totient is φ = 23454711840.

The previous prime is 45150320513. The next prime is 45150320531. The reversal of 45150320523 is 32502305154.

45150320523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45150320523 - 2⁵ = 45150320491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45150320503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97727736 + ... + 97728197.

It is an arithmetic number, because the mean of its divisors is an integer number (4690942416).

Almost surely, 2^45150320523 is an apocalyptic number.

45150320523 is a deficient number, since it is larger than the sum of its proper divisors (29904758133).

45150320523 is a wasteful number, since it uses less digits than its factorization.

45150320523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195455954.

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 45150320523 its reverse (32502305154), we get a palindrome (77652625677).

The spelling of 45150320523 in words is "forty-five billion, one hundred fifty million, three hundred twenty thousand, five hundred twenty-three".